radare2/libr/anal/switch.c
Álvaro Felipe Melchor 29e8668e51 Fix a NULL dereference
2015-05-22 12:46:15 +02:00

41 lines
969 B
C

#include <r_anal.h>
RAnalSwitchOp *switch_op_new() {
RAnalSwitchOp * swop = R_NEW0 (RAnalSwitchOp);
if (!swop) return NULL;
swop->cases = r_list_new ();
swop->cases->free = (void *)free;
swop->min_val = swop->def_val = swop->max_val = 0;
return swop;
}
R_API RAnalSwitchOp * r_anal_switch_op_new(ut64 addr, ut64 min_val, ut64 def_val) {
RAnalSwitchOp *swop = switch_op_new();
if (swop) {
swop->addr = addr;
swop->min_val = min_val;
swop->def_val = min_val;
swop->max_val = min_val;
}
return swop;
}
R_API void r_anal_switch_op_free(RAnalSwitchOp * swop) {
if (!swop || (((ut32)(size_t)swop)==UT32_MAX)) return;
if (swop->cases)
r_list_free(swop->cases);
free(swop);
}
R_API RAnalCaseOp* r_anal_switch_op_add_case(RAnalSwitchOp * swop, ut64 addr, ut64 value, ut64 jump) {
RAnalCaseOp * caseop = R_NEW0(RAnalCaseOp);
caseop->addr = addr;
caseop->value = value;
caseop->jump = jump;
r_list_append(swop->cases, caseop);
return caseop;
}